Home / 227,176.10-313,581.75-155,792.42

Finding the Fourth Proportional to 227,176.10, 313,581.75 and 155,792.42

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Solution

The fourth proportional to 227,176.10, 313,581.75 and 155,792.42 is: 215,047.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,176.10 : 313,581.75 = 155,792.42 : x
  2. Step 2: Convert to fraction form
    227,176.10/313,581.75 = 155,792.42/x
  3. Step 3: Cross multiply
    227,176.10x = 313,581.75 × 155,792.42
  4. Step 4: Simplify right side
    227,176.10x = 48,853,659,700.34
  5. Step 5: Solve for x
    x = 48,853,659,700.34/227,176.10
  6. Step 6: Final answer
    x = 215,047.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.